Architectural Acoustics and Lighting



Wave files
All of the following files are in WAV format, about 3 seconds long and size of 258 or 129 KB
125 Hz tone.
250 Hz tone.
500 Hz tone.
1000 Hz tone.
2000 Hz tone.
4000 Hz tone.
8000 Hz tone.
Pink Noise.
"Sound" Voice. The waveform and frequency spectrum is shown below.
"Sound" voice with 1 second reverberation time.
"Sound" voice with 3 seconds reverberation time.
"Sound" voice with 5 seconds reverberation time.
Music.
Music with 1 second reverberation time.
Music with 3 seconds reverberation time.
Music with 5 seconds reverberation time.

Sketches

Tone
Waveform of the tone


STC 60
4000 Hz tone.


Voice
Voice Spectrum
Waveform and frequency spectrum of the "sound" voice


STC 60
STC of a partition with 60 dB transmission losses on all frequencies

Composite STC
Composite STC for the partition that consist of two materials of different STC.



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